PLATE 36 
Results of pure culture inoculations. 
A. —Second infected leaf on a very young shoot inoculated by spraying, 18 days 
after inoculation. In 5 days infection ran from water-soaked spots near the tip into 
the midrib as shown in the figure. 
B, C.—Needle prick inoculations 11 days old. Infection has run down from pricks 
in upper part of each. Blackened areas are diseased. Part of leaf cut away in both 
to show decay within. In C observe cracks in the blackened area caused by the 
stretching of the sound side. 
